30983473523 has 2 divisors, whose sum is σ = 30983473524. Its totient is φ = 30983473522.

The previous prime is 30983473513. The next prime is 30983473583. The reversal of 30983473523 is 32537438903.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 30983473523 - 2²⁰ = 30982424947 is a prime.

It is not a weakly prime, because it can be changed into another prime (30983473513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15491736761 + 15491736762.

It is an arithmetic number, because the mean of its divisors is an integer number (15491736762).

Almost surely, 2^30983473523 is an apocalyptic number.

30983473523 is a deficient number, since it is larger than the sum of its proper divisors (1).

30983473523 is an equidigital number, since it uses as much as digits as its factorization.

30983473523 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1632960, while the sum is 47.

The spelling of 30983473523 in words is "thirty billion, nine hundred eighty-three million, four hundred seventy-three thousand, five hundred twenty-three".